Mirfak
E554032
Mirfak is the brightest star in the constellation Perseus, a luminous supergiant visible to the naked eye in the northern sky.
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
Alpha Cygni variable
ⓘ
star ⓘ supergiant star ⓘ |
| belongsToStellarAssociation | Alpha Persei Cluster NERFINISHED ⓘ |
| hasAlternativeName |
Algenib (historical name)
NERFINISHED
ⓘ
Alpha Persei NERFINISHED ⓘ α Per NERFINISHED ⓘ α Persei NERFINISHED ⓘ |
| hasApparentMagnitude | 1.79 ⓘ |
| hasApparentMagnitudeV | 1.79 ⓘ |
| hasBayerDesignation | Alpha Persei NERFINISHED ⓘ |
| hasBDNumber | +49 01100 ⓘ |
| hasColorIndexB−V | +0.48 ⓘ |
| hasColorIndexU−B | +0.33 ⓘ |
| hasConstellation | Perseus NERFINISHED ⓘ |
| hasConstellationAbbreviation | Per NERFINISHED ⓘ |
| hasDeclination | +49° 51′ 40″ (J2000) ⓘ |
| hasDistanceFromEarth |
about 157 parsecs
ⓘ
about 510 light-years ⓘ |
| hasEffectiveTemperature | about 6,350 K ⓘ |
| hasFlamsteedDesignation | 33 Persei NERFINISHED ⓘ |
| hasGalacticLatitude | −13.26° ⓘ |
| hasGalacticLongitude | 146.46° ⓘ |
| hasHDNumber | HD 20902 NERFINISHED ⓘ |
| hasHIPNumber | HIP 15863 NERFINISHED ⓘ |
| hasHRNumber | HR 1017 NERFINISHED ⓘ |
| hasIAUProperName | Mirfak NERFINISHED ⓘ |
| hasLuminosity | about 5,000 times solar luminosity ⓘ |
| hasMass | about 8.5 solar masses ⓘ |
| hasNameOrigin | Arabic ⓘ |
| hasParallax | 6.44 milliarcseconds ⓘ |
| hasParallaxError | 0.18 milliarcseconds ⓘ |
| hasProperMotionDec | −26.25 mas/yr ⓘ |
| hasProperMotionRA | +23.39 mas/yr ⓘ |
| hasRadialVelocity | −2.6 km/s ⓘ |
| hasRadius | about 60 solar radii ⓘ |
| hasRightAscension | 03h 24m 19s (J2000) ⓘ |
| hasSAONumber | SAO 24531 NERFINISHED ⓘ |
| hasSpectralType | F5 Ib ⓘ |
| hasVariableType | Alpha Cygni variable ⓘ |
| isBrightestStarIn | constellation Perseus ⓘ |
| isDominantStarOf | Alpha Persei Cluster NERFINISHED ⓘ |
| isPartOf | constellation Perseus NERFINISHED ⓘ |
| isReferenceStarFor | Perseus constellation pattern ⓘ |
| isVisibleFromHemisphere | Northern Hemisphere NERFINISHED ⓘ |
| isVisibleTo | naked eye ⓘ |
| nameMeaning | "elbow" or "elbow of the Pleiades" in Arabic ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.